<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>未授权页面</title>
        <style>
            h1 {
                color: red;
                font-size: 22px;
            }
        </style>
    </head>
    <body>
        <h1>页面未经授权，不得访问!</h1>

    </body>
</html>